>seq1
ATCGATCGATATATATATAT
>seq2 part of seq1
CGATCGATATATATATA
>seq3 part of seq2
ATCGATATATAT
>seq5 new seq
ATCGATCGACGATCGAGCGCG
>seq6 another new
ATCGATCGCGCGCGCGCGCGCGC
>seq7 psubstring of seq6
CGCGCGCGCGCGCGCG
